Finding the Fourth Proportional to 283,935.95, 425,483.18 and 115,251.02
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Solution
The fourth proportional to 283,935.95, 425,483.18 and 115,251.02 is: 172,705.74
Step by Step Solution
- Step 1: Write the proportion equation
283,935.95 : 425,483.18 = 115,251.02 : x - Step 2: Convert to fraction form
283,935.95/425,483.18 = 115,251.02/x - Step 3: Cross multiply
283,935.95x = 425,483.18 × 115,251.02 - Step 4: Simplify right side
283,935.95x = 49,037,367,784.17 - Step 5: Solve for x
x = 49,037,367,784.17/283,935.95 - Step 6: Final answer
x = 172,705.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.